§ 71. Vacations for employees of the state. The executive officers of every public department, bureau, commission, or board of the state are authorized and empowered to grant to every employee under their supervision, who shall have been in such employ for at least one year, a vacation of not less than two weeks in each year, and for such further period of time as in the opinion and judgment of the executive officers, the duties, position, length of service and other circumstances may warrant, at such time as the executive officers may fix and during such vacation the said employee shall be allowed the same compensation as if actually employed. The provisions of this section shall not apply to any employee who is subject to the rules governing sick leave, vacation and other time allowances adopted by the state civil service commission pursuant to law.