In addition to the authority of the State Board of Career Education to establish area vocational-technical and adult education schools as authorized in §§ 6-51-201 — 6-51-203, 6-51-205, and 6-51-207, § 6-51-208(a)-(c), §§ 6-51-209 and 6-51-210, and laws amendatory thereto, the board is authorized, whenever funds are available, to establish branches of those area vocational-technical schools or to offer special vocational-technical instruction at public schools or in other facilities in communities in the area of the respective vocational-technical schools, as the board may determine is in the interest of the area and whenever sufficient demand may exist.