E.D. Tenn. 2000) (both noting that for a debtor's property, such as rents or profits, to constitute cash collateral under ?? 363(a), the property also must qualify as property of the estate because, under ?? 363(c)(2), cash collateral includes only property in which the estate and an entity other than the estate have an interest). 17175 B.R. 755 (Bankr.