OuÃ zy is a commune . On 1 January , 1972 , OuÃ zy and Cesny-aux-Vignes were amalgamated to become the commune of Cesny-aux-Vignes-Ou Ã zy , but on 1 January , 2006 , OuÃ zy and Cesny-aux-Vignes were reestablished as two separate communes .