The provisions of section 352a of this title, which prescribe the closing time for business establishments, including taverns, and night clubs, shall be suspended during the respective periods of the annual Virgin Islands Carnival and the St. Croix Christmas Festival. The Governor of the Virgin Islands shall proclaim the specific dates included in such periods, during which all business establishments, including taverns and night clubs engaged in the dispensing of liquors, may remain open until 6:00 a.m. Nothing contained in this section shall be deemed to suspend any requirements of section 352a of this title as to the opening hours of taverns or the playing volume of nickelodeons and similar instruments in business places and the control thereof.