(a) If the articles of incorporation or this chapter provide for voting by a single voting group on a matter, action on that matter is taken when voted upon by that voting group as provided in section 30-29-725, Idaho Code.
(b) If the articles of incorporation or this chapter provide for voting by two (2) or more voting groups on a matter, action on that matter is taken only when voted upon by each of those voting groups counted separately as provided in section 30-29-725, Idaho Code. Action may be taken by different voting groups on a matter at different times.