Oracle 18c

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X	Y
1	11
2	22
3	33

WITH
    t (X, Y)
    AS
        (SELECT json_array (1, 2, 3), json_array (11, 22, 33) FROM DUAL),
    step2
    AS
        (SELECT t1.idx, t1.x, t2.Y
           FROM t
                CROSS APPLY
                (SELECT *
                   FROM JSON_TABLE (
                            t.X,
                            '$'
                            COLUMNS (
                                NESTED PATH '$[*]'
                                    COLUMNS (idx FOR ORDINALITY, x PATH '$'))))
                t1
                INNER JOIN
                LATERAL (
                    SELECT *
                      FROM JSON_TABLE (
                               t.Y,
                               '$'
                               COLUMNS (
                                   NESTED PATH '$[*]'
                                       COLUMNS (idx FOR ORDINALITY,
                                                y PATH '$')))--where t1.idx=t2.idx
                                                             ) t2
                    ON t1.idx = t2.idx)
SELECT step2.x, step2.Y
  FROM step2;

X	Y
1	11
2	22
3	33