6Each of the Commissions shall have power to act notwithstanding a vacancy among the members thereof, and at any meeting three shall be the quorum.
7All acts done at a meeting of either of the Commissions shall, notwithstanding that it is afterwards discovered that there was a defect in the appointment of a person purporting to be a member thereof, be as valid as if the defect had not existed.
8Each of the Commissions may delegate, either to a member or members of the Commission or to a person appointed by the Commission for the purpose, any of their functions under this Act other than the preparation and formulation of proposals and the preparation of a report.
9Subject to the foregoing provisions of this Schedule, and to any regulations made or directions given under Part II of this Act, the procedure of each of the Commissions shall be such as the Commission may from time to time determine.