Hearing appeals. The Zoning Board of Appeals shall hear and decide appeals from, and review any order, requirement, decision, interpretation or determination made by, the Commissioner of the Department of Housing and Buildings with respect to the enforcement of this chapter. The disposition of any appeal shall be in the form of a decision either reversing or affirming, wholly or partly, or modifying the order, requirement or decision, interpretation or determination appealed from. The concurring vote of four members shall be necessary to reverse any order, requirement, decision or determination by the Commissioner of the Department of Housing and Buildings, or to grant a use variance or area variance. Such appeal may be taken by any person aggrieved, or by an officer, department, board or bureau of the City.