A majority of the judges of the Nebraska Workers’ Compensation Court shall constitute a quorum to adopt rules and regulations, as provided in sections 48-163 and 48-164, to transact business, except when the statute or a rule adopted by the compensation court permits one judge thereof to act. The act or decision of a majority of the judges constituting such quorum shall in all such cases be deemed the act or decision of the compensation court, except that a majority vote of all the judges shall be required to adopt rules and regulations.