There is hereby created a petty cash fund at the Oklahoma Department of Veterans Affairs, at the State Veterans Home, Ardmore, Oklahoma, at the State Veterans Home, Clinton, Oklahoma, at the State Veterans Home, Sulphur, Oklahoma, at the State Veterans Home, Sallisaw, Oklahoma, at the State Veterans Home, Norman, Oklahoma, at the State Veterans Home, Claremore, Oklahoma, and at the State Veterans Home, Lawton/Ft. Sill, Oklahoma. The Director of the Office of Management and Enterprise Services and the Director of the Oklahoma Department of Veterans Affairs are authorized to fix the maximum amount of these petty cash funds and the Director of the Office of Management and Enterprise Services shall prescribe the rules and procedures for the administration of these petty cash funds.