163. A director of a company, notwithstanding his or her interest, may be counted in the quorum present at any meeting at which—

(a) that director or any other director is appointed to hold any such office or place of profit under the company as is mentioned in section 162(1), or

(b) the terms of any such appointment are arranged,

and he or she may vote on any such appointment or arrangement other than his or her own appointment or the arrangement of the terms of it.