(a) Unless otherwise provided in writing in an operating agreement, a plan of merger must be consented to by more than one-half (1/2) by number of the members of a constituent limited liability company.
(b) Subject to any contractual rights, until articles of merger are filed under § 4-32-1208 a constituent limited liability company may amend the plan or abandon the planned merger:
(1) As provided in the plan; and
(2) Except as prohibited by the plan, with the same consent required to approve the plan.