Yes. its possible to execute the schedule in 2PL.
T1 |
T2 |
T3 |
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X(A)
W(A)
X(B)
U(A)
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X(A)
W(A)
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W(B)
U(B)
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X(B)
U(A)
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X(A)
W(A)
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W(B)
U(B)
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X(B)
W(B)
U(A)
U(B)
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Since schedule is allowed to execute in 2PL then schedule is conflict serializable schedule & conflict serial schedule is the lock point order(lock point is red colored).this way, Equivalent conflict serial schedule is T2 -> T1 -> T3