6. The public may also be admitted to a commercial establishment outside the hours set out in section 2 and on Sundays and on the days listed in section 3, provided that the establishment principally offers for sale, at all times, only the following products or some of the following products: foodstuffs or alcoholic beverages to be consumed at a place other than on the premises of the establishment, or other grocery products, and provided that not more than 4 persons attend to the operation of the establishment outside the hours set out in section 2 and on Sundays and on the days listed in section 3.
Any other products offered for sale as secondary lines by an establishment to which the public may be admitted in accordance with the first paragraph shall be limited at all times to some or all of the following: inedible products with a retail price of less than $50, pharmaceutical, hygienic or sanitary products, newspapers, periodicals, books, tobacco, articles required for the use of tobacco, motor oil, fuel, flowers or foodstuffs to be consumed on the premises. For the purposes of this section, the word “persons”
(1) excludes those assigned exclusively to the production of bread or bakery products or the security service of the establishment;
(2) also excludes those assigned exclusively to service at tables or counters where foodstuffs to be consumed on the premises are offered for sale in accordance with the second paragraph;
(3) also excludes one other person who, as the person operating the commercial establishment or his mandatary, is usually responsible for managing the establishment during the hours set out in section 2.