Can't see them. Isabella was born in New York according to the 1850 US census (searchable and viewable on Familysearch). George is recorded as a little younger than his true age, but it must be the right family.
Charleston, South Carolina,
George Oates, 55, Bookseller, b. England,
Frances ", 54, b. England,
Henry T ", 26, Bookseller, b. England,
Edward, 24, Clerk, b. England,
Isabella, 19, b. New York.
Alan.