Creo que ya lo solucioné Gracias
SELECT OINV.CardName, SUM(OINV.doctotalfc) - SUM(OINV.VatSumFC) as 'Total sin IVA', SUM(OINV.VatSumFC) as 'IVA', SUM(OINV.doctotalfc) as 'TOTAL FACTURA',
ISNULL((SELECT SUM(X.DocTotalFC) FROM ORIN X WHERE X.CardCode = OINV.CardCode AND X.DocDate = OINV.DocDate AND X.Canceled = 'N' AND X.DocStatus = 'C'), 0) 'NOTAS DE CLEDITO',
OINV.DocDate
FROM OINV WHERE DocDate BETWEEN '2016-02-02' AND '2016-02-025' AND CANCELED = 'N' AND Series = 4
GROUP BY OINV.CardCode, OINV.CardName, OINV.DocDate
ORDER BY OINV.DocDate