(a) Sections 49-2-1251 — 49-2-1265 are declared to be remedial legislation to be liberally interpreted for the purpose of increased economy and efficiency in the operation of public schools and after any plan of consolidation provided for shall become effective, no officer or agency of any constituent school system shall retain any power or duty where such retention would be inconsistent with §§ 49-2-1251 — 49-2-1265 or with the plan of consolidation.
(b) Nothing in §§ 49-2-1251 — 49-2-1265 shall be construed to alter or repeal any other law prescribing methods and procedures, contractual, cooperative, unilateral or otherwise by which schools or school systems may be operated.