(2) In a week in which a general holiday occurs that, under Division V of the Act, entit
les a highway motor vehicle operator to a holiday with pay in that week, the standard hours of work of the highway motor vehicle
operator in that week may exceed 32 hours but shall not exceed 50 hours, but, for the purposes of this subsection, in calculating the time worked by a highway motor vehicle
operator in any such week, no account shall be taken of any time worked by the
operator on the holiday or of any time during which the
operator was at
...[+++] the disposal of the employer during the holiday.