The Zoning Board of Appeals may vary, waive or modify the provisions of § 350-64B, C, F, G and H only if the applicant shall demonstrate to the Zoning Board of Appeals that the conditions of Article XVIII, § 350-77B(3) apply to such application for a special use permit. In granting any such variance, waiver or modification, the Zoning Board of Appeals may prescribe any conditions that it deems necessary or desirable.