33. Powers of board, etc., not affected by vacancy, etc.

Where by or under any Act, any board, commission, committee or similar body, whether corporate or unincorporate, is established, then, unless the contrary intention appears, the powers of such board, commission, committee or similar body are not affected by —

any vacancy in the membership thereof;

the fact that it is afterwards discovered that there was some defect in the appointment or qualification of a person purporting to be a member thereof; or

the fact that there was any minor irregularity in the convening of any meeting thereof.