A majority of the commission, which majority shall include at least one commissioner from a majority of the component governments, shall constitute a quorum. Members of the commission who are members of the General Assembly shall not be counted in determining a quorum while the General Assembly is in session. The Chairman of the Commonwealth Transportation Board or his designee shall be included for the purposes of constituting a quorum. The presence of a quorum and a vote of the majority of the members necessary to constitute a quorum of all the members appointed to the commission, including an affirmative vote from a majority of the members, shall be necessary to take any action. The Chairman of the Commonwealth Transportation Board or his designee shall have voting rights equal to appointees of component governments on all matters brought before the commission. Notwithstanding the provisions of § 2.2-3708.2, members of the General Assembly may participate in the meetings of the commission through electronic communication means while the General Assembly is in session.